Blue and purple flowers

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Photo of American water willow closeup on flowers

American Water Willow

Justicia americana

Photo of blue cardinal flower flowering stalk

Blue Cardinal Flower (Great Blue Lobelia)

Lobelia siphilitica

Photo of blue-eyed Mary flowers

Blue-Eyed Mary

Collinsia verna

Photo of false dragonhead plant with flowers

False Dragonhead (Obedient Plant)

Physostegia virginiana

Photo of northern fog fruit flowering head

Northern Fog Fruit

Lippia lanceolata (formerly Phyla lanceolata)

Photo of Ohio horsemint inflorescence

Ohio Horsemint

Blephilia ciliata

Edible

Photo of large group of sericea lespedeza plants

Sericea Lespedeza

Lespedeza cuneata

Invasive

Photo of common gerardia plant with flowers

Slender False Foxglove

Agalinis tenuifolia (formerly Gerardia tenuifolia)

Photo of slender mountain mint flowers

Slender Mountain Mint

Pycnanthemum tenuifolium

Edible

No photo available

Thunberg's Lespedeza (Pink Bush Clover)

Lespedeza thunbergii

Photo of tick trefoil plant with flowers

Tick Trefoils (Sticktights; Beggar's Lice)

Desmodium spp. (17 species in Missouri)

Photo of wild petunia flowers

Wild Petunia (Smooth Ruellia)

Ruellia strepens